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Catalog

30,060 projects in the catalog.

Free Pascal, Lazarus and Delphi components, libraries and programs from GitHub, SourceForge, Codeberg, GitLab and more. Rate them, mark what looks interesting, and talk about them on their benches.

Delphi-Crash-Reporter

Cross-platform Delphi crash/exception reporter (Linux, macOS, Android, iOS) that emits EurekaLog .el-format reports (open in the EurekaLog Viewer): call stacks, CPU registers, modules, source line numbers. RTL-only core, no FMX dependency, no EurekaLog license required.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 9
  • BSD-2-Clause

System

2.0 from 1 member

API library call APPA109N.DLL

This library (the DLL), to work with a multimeter APPA-109N through physical or virtual COM port over USB in OS NT/2000/2003/XP/Vista/7/8, designed for querying, reading and decoding data measurements APPA WinDMM100 protocol 95/98 and sound measurement data. DLL provides universal access for other applications, regardless of the language in the environment Win OS. DLL for use in their projects comply with the agreement on stdcall-calls. Type of calling convention is declared after the function prototype, whether the listing of functional type or function declaration.

  • Quiet
  • Library
  • SourceForge

System

ProcessMemoryMap

Deep memory analysis for Windows processes — the tool that saves you hours of debugging

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 178
  • MPL-2.0

System

DDetours

Delphi Detours Library

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 398
  • MPL-2.0

System

FastMM5

FastMM is a fast replacement memory manager for Embarcadero Delphi applications that scales well across multiple threads and CPU cores, is not prone to memory fragmentation, and supports shared memory without the use of external .DLL files.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 345

System

NtUtilsLibrary

Delphi library for system programming on Windows using Native API

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 146
  • MIT

System

AIO

Coroutine-based multithreading library for Delphi

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 121
  • Apache-2.0

System

BrainMM

Extremely fast memory manager for Delphi

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 102
  • MIT

System

AMDPlugin

Rainmeter AMD GPU Plugin

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 15
  • GPL-3.0

System

CANcool

Open Source CAN bus Analyser and Simulation Software

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 73
  • MIT

System

ShellRemoteBot

Shell remote control from telegram (SSH/terminal emulator)

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 54
  • MIT

Networking System

DotEnv4Delphi

A library to use .env files in Delphi and Lazarus (FreePascal). Also to be able to use Environment variables in a simpler way

  • Active
  • Library
  • Lazarus and Delphi
  • GitHub
  • ★ 48
  • MIT

System

SafeThread4D

Fluent, cooperative, UI-safe background task runner for Delphi FMX, with cancellation, timeout, progress, lifecycle callbacks, and optional mobile UI liveness diagnostics.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 46
  • MIT

System

Logify

Logify MetaLogger for Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 38
  • MIT

System

benchmark

Delphi port of Google Benchmark

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 37
  • Apache-2.0

System

pascal-pipes-faa

Cross-platform inter-process communication for Delphi 12+ (Win64) and FPC/Lazarus (Linux x86_64/ARM64): the same API at three scopes — local IPC (Named Pipe/UDS), TCP and TLS with optional mTLS. Synchronous Request-Reply, topic pub/sub with wildcards and retain, AutoReconnect and thread-safe dispatch (pool/serialized/main thread).

  • Active
  • Package
  • Lazarus and Delphi
  • GitHub
  • ★ 6
  • MIT

System

taskworker

Task worker thread template

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 5
  • MIT

System

hyper-workers

A lightweight, thread-safe worker management library for Delphi / Pascal that provides concurrent task execution with configurable limits and automatic queue management.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 21

System

tokio4delphi

High-performance async/await library for Delphi, powered by Rust's Tokio runtime.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 19

System

pasriscv

PasRISCV is a RV64GCV/RVA23 RISC-V emulator, which is implemented in Object Pascal

  • Active
  • Application
  • Lazarus and Delphi
  • GitHub
  • ★ 17
  • Zlib

System

VSoft.Process

A Delphi library for running processes and capturing out, interacting with it.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 16
  • Apache-2.0

System

dotenv-fp

A feature-rich dotenv library for Free Pascal: load environment variables from .env files with type-safe getters, validation, interpolation, and zero memory management.

  • Active
  • Package
  • Lazarus
  • GitHub
  • ★ 15
  • MIT

System

Dlluminator

The sleek new way to load Win64 DLLs straight from memory — no disk, no traces, no limits.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 13

System

RunExit

A simple 16-bit Windows utility intended to run a single application and immediately exit Windows after that application quits.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 12
  • MIT

System

MBen.EXCLUDE_FROM_CAPTURE

Delphi Exclude your Window from Capture (Call SetWindowDisplayAffinity API)

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 8

System

vilib

Binary version information manipulation library for Windows

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 8

System

ThreadUtils-for-Delphi

Parallel programming utilities and fixes for Delphi. Includes a few thread-safe data types.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 7

System

delphi-accessibility-framework

AI-agent application control and screen-reader accessibility for Delphi 12 VCL applications.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 6
  • MIT

System

FMXInput

Standalone Delphi desktop input library (not only FMX)

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 6
  • MIT

System

MemoryDLL

In-Memory Win64 DLL Loading & Execution for Pascal.

  • Active
  • Library
  • GitHub
  • ★ 6
  • BSD-3-Clause

System

TProgramRegistrationClass

Delphi class for registering an app and associating file extensions with that app

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 6
  • GPL-3.0

System

novamonitor

Modern, high-performance Delphi & Free Pascal system telemetry and process inspection dashboard (MVVM architecture, High-DPI, Dark/Light theme).

  • Active
  • Application
  • Lazarus and Delphi
  • GitHub
  • ★ 5
  • MIT

System

StimSync

USB device for digital and analog inputs and outputs

  • Quiet
  • Application
  • Lazarus
  • GitHub
  • ★ 4
  • BSD-2-Clause

System

yoctolib_delphi

Official Yoctopuce Library for Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 4

System

cheat-engine-cli

AI-native, JSON-first CLI for the Cheat Engine ceserver protocol

  • Active
  • Application
  • Lazarus
  • GitHub
  • ★ 3

System

cia

System information gathering utility. Coletor de Informações Automático (Automatic Information Collector). Delphi 7 educational tool discontinued 2014.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 3
  • MIT

System

DelphiSerialPort

Blocking serial port unit for Delphi

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 3
  • MIT

System

osinfo

  • Active
  • Application
  • GitHub
  • ★ 3
  • GPL-3.0

System

PeXplorer

Some old tool i've made more than twenty years ago. A PE Header explorer. Sharing for anyone who want to acquire indepth understanding of PE Header and how it is used by Windows OS (and also how to hack it).

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 3
  • MIT

System

ShellWindowObserver

Delphi Component to monitor ShellWindows

  • Quiet
  • Library
  • Delphi
  • GitHub
  • ★ 3
  • GPL-2.0

System

ActiveAppView

Accessibility tool for active application / explorer quick selection

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 2
  • Apache-2.0

System

base

GDI.js host application that implements win32 api calls into v8 javascript interface

  • Quiet
  • Application
  • Delphi
  • GitHub
  • ★ 2

System

delphi-fiber-runtime

Portable Pascal service runtime: fixed-rate scheduling, native timers, and measured 1 kHz execution. Fiber runtime under development.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 2
  • MIT

System

ERD-Card-Toolkit

A Delphi component library for reading and writing smart cards, contactless tags, magnetic stripes and RFID input on Windows.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 2

System

ExeSign

Delphi/Object Pascal Windows PE resources based executable identity tool

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 2
  • MIT

System

gllAutomationServer

In-app automation server for Delphi VCL applications

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 2

System

Process-Tree

This is an enhanced version of a Process Manager that provides significantly more information about the structure and process flow.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 2

System

Registry-Sniffer

Registry Sniffer can take a deep look into the Windows Registry and help you find keys.

  • Active
  • Application
  • Delphi
  • GitHub
  • ★ 2

System

SystemTrayIcon

A robust, non-visual VCL component for Delphi that allows you to easily minimize your application to the Windows System Tray. It features modern Windows 11 compatibility, custom context menu support, and flexible interaction options.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 2
  • MIT

System

tinyBigGAMES.Dlluminator

The sleek new way to load Win64 DLLs straight from memory — no disk, no traces, no limits.

  • Active
  • Library
  • Delphi
  • GitHub
  • ★ 2
  • BSD-3-Clause

System